In July 2002, Dongguan Yinying Niukou Button Products Co., LTD was created.

In 2012, the flagship store and store channel operation center were established in Guangzhou Changjiang International Textile City;

In 2014, Yinying button passed the Oeko-Tex textile environmental protection standard certification;

In 2006, Yinying Button Industrial Park was established, introducing advanced equipment at home and abroad, and improving quality and production capacity;

In 2008, Yinying Button passed the ISO9001 quality management system certification, and fully implemented TQM and 6S management;

In 2009, a new set of laboratory was put in use, alongside with a variety of experiment equipment for environmental testing, to tighten quality control.

In 2017, Yinying Button passed the BSCI certification;

In 2017, the YYNK brand was created to focus on high-end market

In 2017-2018, YYNK begins to explore the international market.

In 2019, YYNK is given the vision to become the “l(fā)eading button manufacturer and supplier for global brands and apparel companies”